* test/ruby/test_case.rb (TestCase#test_deoptimization):

test for [ruby-core:23190].

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24092 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Tue Jul 14 00:45:41 2009  Yuki Sonoda (Yugui)  <yugui@yugui.jp>
+
+	* test/ruby/test_case.rb (TestCase#test_deoptimization):
+	  test for [ruby-core:23190].
+
 Mon Jul 13 22:49:50 2009  Yuki Sonoda (Yugui)  <yugui@yugui.jp>
 
 	* lib/prime.rb (Prime#prime_division): now decomposes

test/ruby/test_case.rb

@@ -1,4 +1,5 @@
 require 'test/unit'
+require 'envutil.rb'
 
 class TestCase < Test::Unit::TestCase
   def test_case
@@ -46,4 +47,14 @@ class TestCase < Test::Unit::TestCase
       assert(false)
     end
   end
+
+  def test_deoptimization
+    assert_in_out_err(['-e', <<-EOS], '', %w[42], [])
+      class Symbol; def ===(o); p 42; true; end; end; case :foo; when :foo; end
+    EOS
+
+    assert_in_out_err(['-e', <<-EOS], '', %w[42], [])
+      class Fixnum; def ===(o); p 42; true; end; end; case 1; when 1; end
+    EOS
+  end
 end